Decibel Shield - dB Meter

Decibel Shield™ — dB Meter is a free, user-friendly sound level meter that helps you measure and understand the soundscape around you. It delivers real-time decibel readings, a history log with date and time stamps, iCloud sync across devices, and trends to explore patterns over different periods. It also includes a built-in white noise generator, location tagging, and a dynamic VU meter for intuitive visualization.

With Apple Health integration and background processing, you can save and review sound levels across devices while keeping privacy and safety in mind. Note: measurements are informational and should not replace professional equipment.